<template>
  <div class="dashboard-container">
    <div class="app-container">
      <!-- 靠右的按钮 -->
      <el-card>
        <page-tools :show-before="true" style="margin-top: 0px;">
          <span slot="before">权限管理</span>
          <template slot="after">
            <el-button :disabled="!checkPermission('api-right-post')" size="small" type="primary" @click="addPermission(0, 1)">新增权限</el-button>
          </template>
        </page-tools>
        <!-- 表格 -->
        <el-table v-loading="loading" :data="list" border row-key="id" highlight-current-row>
          <el-table-column label="名称" prop="name" />
          <el-table-column label="标识" prop="codes" sortable align="center" />
          <el-table-column label="描述" prop="details" align="center" />
          <el-table-column label="等级" prop="level" align="center">
            <template slot-scope="{ row }">
              <el-tag :type="getStatus(row.level).type">{{ getStatus(row.level).label }}</el-tag>
            </template>
          </el-table-column>
          <el-table-column label="操作" align="center">
            <template slot-scope="{ row }">
              <el-button v-if="row.type === 1" :disabled="!checkPermission('api-right-post')" size="small" type="success" @click="addPermission(row.id, 2)">添加</el-button>
              <el-button v-if="row.type === 2" :disabled="!checkPermission('api-right-post')" size="small" type="success" @click="addPermission(row.id, 3)">添加</el-button>
              <el-button :disabled="!checkPermission('api-right-put')" size="small" type="primary" @click="editPermission(row.id)">编辑</el-button>
              <el-button :disabled="!checkPermission('api-right-delete')" size="small" type="danger" @click="delPermission(row.id)"> 删除</el-button>
            </template>
          </el-table-column>
        </el-table>
        <!-- 放置一个弹层 用来编辑新增节点 -->
        <el-dialog :title="`${showText}权限点`" :visible="showDialog" @close="btnCancel">
          <!-- 表单 -->
          <el-form ref="perForm" :model="formData" :rules="rules" label-width="120px">
            <el-form-item label="权限名称" prop="name">
              <el-input v-model="formData.name" style="width:90%" />
            </el-form-item>
            <el-form-item label="权限标识" prop="codes">
              <el-input v-model="formData.codes" style="width:90%" />
            </el-form-item>
            <el-form-item label="权限描述" prop="details">
              <el-input v-model="formData.details" style="width:90%" />
            </el-form-item>
          </el-form>
          <el-row slot="footer" type="flex" justify="center">
            <el-col :span="6">
              <el-button size="small" type="primary" @click="btnOK">确定</el-button>
              <el-button size="small" @click="btnCancel">取消</el-button>
            </el-col>
          </el-row>
        </el-dialog>
      </el-card>
    </div>
  </div>
</template>

<script>
import { updatePermission, addPermission, getPermissionDetail, delPermission, getPermissionList } from '@/api/permission'
export default {
  data() {
    return {
      items: [
        { type: '', label: 'level 1', level: 1 },
        { type: 'success', label: 'level 2', level: 2 },
        { type: 'warning', label: 'level 3', level: 3 },
        { type: 'info', label: 'level 4', level: 4 },
        { type: 'danger', label: 'level 5', level: 5 },
        { type: 'danger', label: 'level 6', level: 6 }
      ],
      loading: false,
      list: [],
      formData: {
        name: '', // 名称
        codes: '', // 标识
        details: '', // 描述
        type: '', // 类型 该类型 不需要显示 因为点击添加的时候已经知道类型了
        pid: '' // 因为做的是树 需要知道添加到哪个节点下了
      },
      rules: {
        name: [{ required: true, message: '权限名称不能为空', trigger: 'blur' }],
        codes: [{ required: true, message: '权限标识不能为空', trigger: 'blur' }],
        details: [{ required: true, message: '权限描述不能为空', trigger: 'blur' }]
      },
      showDialog: false
    }
  },
  computed: {
    showText() {
      return this.formData.id ? '编辑' : '新增'
    }
  },
  created() {
    this.getPermissionList()
  },

  methods: {
    async  getPermissionList() {
      this.loading = true
      this.list = await getPermissionList()
      // console.log(this.list)
      this.loading = false
    },
    // 删除操作
    async delPermission(id) {
      try {
        await this.$confirm('确定要删除该数据吗')
        await delPermission(id)
        this.getPermissionList()
        this.$message.success('删除成功')
      } catch (error) {
        // console.log(error)
        this.$message.error('删除失败')
      }
    },
    btnOK() {
      this.$refs.perForm.validate().then(() => {
        this.formData.pid = this.formData.pid.toString()
        this.formData.type = this.formData.type.toString()
        if (this.formData.id) {
          this.formData.id = this.formData.id.toString()
          return updatePermission(this.formData.id, this.formData)
        }
        return addPermission(this.formData)
      }).then(() => {
        //  提示消息
        this.$message.success('更新成功')
        this.getPermissionList()
        this.showDialog = false
      })
    },
    btnCancel() {
      this.formData = {
        name: '', // 名称
        codes: '', // 标识
        description: '', // 描述
        type: '', // 类型 该类型 不需要显示 因为点击添加的时候已经知道类型了
        pid: '', // 因为做的是树 需要知道添加到哪个节点下了
        enVisible: '0' // 开启
      }
      this.$refs.perForm.resetFields()
      this.showDialog = false
    },
    addPermission(pid, type) {
      this.formData.pid = pid
      this.formData.type = type
      this.showDialog = true
    },
    async editPermission(id) {
      // 根据获取id获取详情
      this.formData = await getPermissionDetail(id)
      this.showDialog = true
    },
    getStatus(level) {
      return this.items.find(val => val.level === level)
    }
  }

}
</script>

<style>
</style>
